Re: Lockless queue of waiters in LWLock

From: Pavel Borisov <pashkin(dot)elfe(at)gmail(dot)com>
To: Alexander Korotkov <aekorotkov(at)gmail(dot)com>
Cc: Andres Freund <andres(at)anarazel(dot)de>, Postgres hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>
Subject: Re: Lockless queue of waiters in LWLock
Date: 2022-11-11 15:16:29
Message-ID: CALT9ZEF1DXVGUyrwSPBED=gaVmGCLdx6y=FixpvJphxwXgVp7Q@mail.gmail.com
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Hi, Alexander!

> BTW, sometimes it's hard to distinguish so many lines on a jpg
> picture. Could I ask you to post the same graphs in png and also post
> raw data in csv format?
Here are the same pictures in png format and raw data attached.

Regards,
Pavel.

Attachment Content-Type Size
lockless-testing-results.csv text/csv 20.2 KB
atomic-sub-inverted-queue-log.png image/png 378.4 KB
atomic-sub-inverted-queue-linear.png image/png 436.1 KB
add-spin-delays-linear.png image/png 753.0 KB
add-spin-delays-log.png image/png 623.6 KB

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